golden hour

/home/godaofbq/besthyperbaric.com/wp-content/plugins/litespeed-cache/src

File/Folder	Size	Actions
.htaccess	420 B
activation.cls.php	17.31 KB
admin-display.cls.php	48.47 KB
admin-settings.cls.php	11.12 KB
admin.cls.php	6.13 KB
api.cls.php	10.36 KB
avatar.cls.php	8.65 KB
base.cls.php	37.55 KB
cdn	-
cdn.cls.php	15.92 KB
cloud-auth-callback.trait.php	10.43 KB
cloud-auth-ip.trait.php	4.33 KB
cloud-auth.trait.php	9.38 KB
cloud-misc.trait.php	10.32 KB
cloud-node.trait.php	5.95 KB
cloud-request.trait.php	19.68 KB
cloud.cls.php	7.32 KB
conf.cls.php	19.53 KB
control.cls.php	24.35 KB
core.cls.php	20.97 KB
crawler-map.cls.php	19.41 KB
crawler.cls.php	44.72 KB
css.cls.php	17.77 KB
data.cls.php	22.21 KB
data.upgrade.func.php	5.72 KB
data_structure	-
db-optm.cls.php	15.35 KB
debug2.cls.php	18.4 KB
doc.cls.php	5.45 KB
error.cls.php	7.35 KB
esi.cls.php	27.18 KB
file.cls.php	10.57 KB
guest.cls.php	2.75 KB
gui.cls.php	36.57 KB
health.cls.php	2.83 KB
htaccess.cls.php	29.81 KB
img-optm-manage.trait.php	30.85 KB
img-optm-pull.trait.php	22.1 KB
img-optm-send.trait.php	21.9 KB
img-optm.cls.php	5.26 KB
import.cls.php	4.29 KB
import.preset.cls.php	5.5 KB
lang.cls.php	17.02 KB
localization.cls.php	4.03 KB
media.cls.php	44.08 KB
metabox.cls.php	5.29 KB
object-cache-wp.cls.php	18.82 KB
object-cache.cls.php	19.81 KB
object.lib.php	13.31 KB
optimize.cls.php	38.64 KB
optimizer.cls.php	10.5 KB
placeholder.cls.php	17.93 KB
purge.cls.php	34.41 KB
report.cls.php	6.12 KB
rest.cls.php	9.08 KB
root.cls.php	14.29 KB
router.cls.php	20.76 KB
str.cls.php	3.08 KB
tag.cls.php	9.26 KB
task.cls.php	7.05 KB
tool.cls.php	4.17 KB
ucss.cls.php	16.35 KB
utility.cls.php	26.01 KB
vary.cls.php	21.33 KB
vpi.cls.php	9.38 KB

Edit: avatar.cls.php

<?php
/**
 * The avatar cache class.
 *
 * Caches remote (e.g., Gravatar) avatars locally and rewrites URLs
 * to serve cached copies with a TTL. Supports on-demand generation
 * during page render and batch generation via cron.
 *
 * @since 3.0
 * @package LiteSpeed
 */

namespace LiteSpeed;

defined( 'WPINC' ) || exit();

/**
 * Class Avatar
 */
class Avatar extends Base {

const TYPE_GENERATE = 'generate';

/**
	 * Avatar cache TTL (seconds).
	 *
	 * @var int
	 */
	private $_conf_cache_ttl;

/**
	 * Avatar DB table name.
	 *
	 * @var string
	 */
	private $_tb;

/**
	 * In-request map from original URL => rewritten URL to avoid duplicates.
	 *
	 * @var array<string,string>
	 */
	private $_avatar_realtime_gen_dict = [];

/**
	 * Summary/status data for last requests.
	 *
	 * @var array<string,mixed>
	 */
	protected $_summary;

/**
	 * Init.
	 *
	 * @since 1.4
	 */
	public function __construct() {
		$this->_tb = Data::cls()->tb( 'avatar' );

if ( ! $this->conf( self::O_DISCUSS_AVATAR_CACHE ) ) {
			return;
		}

self::debug2( '[Avatar] init' );

$this->_conf_cache_ttl = $this->conf( self::O_DISCUSS_AVATAR_CACHE_TTL );

add_filter( 'get_avatar_url', [ $this, 'crawl_avatar' ] );

$this->_summary = self::get_summary();
	}

/**
	 * Check whether DB table is needed.
	 *
	 * @since 3.0
	 * @access public
	 * @return bool
	 */
	public function need_db() {
		return (bool) $this->conf( self::O_DISCUSS_AVATAR_CACHE );
	}

/**
	 * Serve static avatar by md5 (used by local static route).
	 *
	 * @since 3.0
	 * @access public
	 * @param string $md5 MD5 hash of original avatar URL.
	 * @return void
	 */
	public function serve_static( $md5 ) {
		global $wpdb;

self::debug( '[Avatar] is avatar request' );

if ( strlen( $md5 ) !== 32 ) {
			self::debug( '[Avatar] wrong md5 ' . $md5 );
			return;
		}

$url = $wpdb->get_var( // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
			$wpdb->prepare(
				'SELECT url FROM `' . $this->_tb . '` WHERE md5 = %s',  // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
				$md5
			)
		);

if ( ! $url ) {
			self::debug( '[Avatar] no matched url for md5 ' . $md5 );
			return;
		}

$url = $this->_generate( $url );

wp_safe_redirect( $url );
		exit;
	}

/**
	 * Localize/replace avatar URL with cached one (filter callback).
	 *
	 * @since 3.0
	 * @access public
	 * @param string $url Original avatar URL.
	 * @return string Rewritten/cached avatar URL (or original).
	 */
	public function crawl_avatar( $url ) {
		if ( ! $url ) {
			return $url;
		}

// Check if already generated in this request.
		if ( ! empty( $this->_avatar_realtime_gen_dict[ $url ] ) ) {
			self::debug2( '[Avatar] already in dict [url] ' . $url );
			return $this->_avatar_realtime_gen_dict[ $url ];
		}

$realpath = $this->_realpath( $url );
		$mtime    = file_exists( $realpath ) ? filemtime( $realpath ) : false;

if ( $mtime && time() - (int) $mtime <= $this->_conf_cache_ttl ) {
			self::debug2( '[Avatar] cache file exists [url] ' . $url );
			return $this->_rewrite( $url, $mtime );
		}

// Only handle gravatar or known remote avatar providers; keep generic check for "gravatar.com".
		if ( strpos( $url, 'gravatar.com' ) === false ) {
			return $url;
		}

// Throttle generation.
		if ( ! empty( $this->_summary['curr_request'] ) && time() - (int) $this->_summary['curr_request'] < 300 ) {
			self::debug2( '[Avatar] Bypass generating due to interval limit [url] ' . $url );
			return $url;
		}

// Generate immediately and track for this request.
		$this->_avatar_realtime_gen_dict[ $url ] = $this->_generate( $url );

return $this->_avatar_realtime_gen_dict[ $url ];
	}

/**
	 * Count queued avatars (expired ones) for cron.
	 *
	 * @since 3.0
	 * @access public
	 * @return int|false
	 */
	public function queue_count() {
		global $wpdb;

if ( ! Data::cls()->tb_exist( 'avatar' ) ) {
			Data::cls()->tb_create( 'avatar' );
		}

$cnt = $wpdb->get_var( // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
			$wpdb->prepare(
				'SELECT COUNT(*) FROM `' . $this->_tb . '` WHERE dateline < %d', // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
				time() - $this->_conf_cache_ttl
			)
		);

return (int) $cnt;
	}

/**
	 * Build final local URL for cached avatar.
	 *
	 * @since 3.0
	 * @param string   $url  Original URL.
	 * @param int|null $time Optional filemtime for cache busting.
	 * @return string Local URL.
	 */
	private function _rewrite( $url, $time = null ) {
		$qs = $time ? '?ver=' . $time : '';
		return LITESPEED_STATIC_URL . '/avatar/' . $this->_filepath( $url ) . $qs;
	}

/**
	 * Generate filesystem realpath for cache file.
	 *
	 * @since 3.0
	 * @access private
	 * @param string $url Original URL.
	 * @return string Absolute filesystem path.
	 */
	private function _realpath( $url ) {
		return LITESPEED_STATIC_DIR . '/avatar/' . $this->_filepath( $url );
	}

/**
	 * Get relative filepath for cached avatar.
	 *
	 * @since 4.0
	 * @param string $url Original URL.
	 * @return string Relative path under avatar/ (may include blog id).
	 */
	private function _filepath( $url ) {
		$filename = md5( $url ) . '.jpg';
		if ( is_multisite() ) {
			$filename = get_current_blog_id() . '/' . $filename;
		}
		return $filename;
	}

/**
	 * Cron generation for expired avatars.
	 *
	 * @since 3.0
	 * @access public
	 * @param bool $force Bypass throttle.
	 * @return void
	 */
	public static function cron( $force = false ) {
		global $wpdb;

$_instance = self::cls();
		if ( ! $_instance->queue_count() ) {
			self::debug( '[Avatar] no queue' );
			return;
		}

// For cron, need to check request interval too.
		if ( ! $force ) {
			if ( ! empty( $_instance->_summary['curr_request'] ) && time() - (int) $_instance->_summary['curr_request'] < 300 ) {
				self::debug( '[Avatar] curr_request too close' );
				return;
			}
		}

$list = $wpdb->get_results( // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
			$wpdb->prepare(
				'SELECT url FROM `' . $_instance->_tb . '` WHERE dateline < %d ORDER BY id DESC LIMIT %d', // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
				time() - $_instance->_conf_cache_ttl,
				(int) apply_filters( 'litespeed_avatar_limit', 30 )
			)
		);
		self::debug( '[Avatar] cron job [count] ' . ( $list ? count( $list ) : 0 ) );

if ( $list ) {
			foreach ( $list as $v ) {
				self::debug( '[Avatar] cron job [url] ' . $v->url );
				$_instance->_generate( $v->url );
			}
		}
	}

/**
	 * Download and store the avatar locally, then update DB row.
	 *
	 * @since 3.0
	 * @access private
	 * @param string $url Original avatar URL.
	 * @return string Rewritten local URL (fallback to original on failure).
	 */
	private function _generate( $url ) {
		global $wpdb;

$file = $this->_realpath( $url );

// Mark request start
		self::save_summary(
			[
				'curr_request' => time(),
			]
		);

// Ensure cache directory exists
		$this->_maybe_mk_cache_folder( 'avatar' );

$response = wp_safe_remote_get(
			$url,
			[
				'timeout'  => 180,
				'stream'   => true,
				'filename' => $file,
			]
		);

self::debug( '[Avatar] _generate [url] ' . $url );

// Parse response data
		if ( is_wp_error( $response ) ) {
			$error_message = $response->get_error_message();
			if ( file_exists( $file ) ) {
				wp_delete_file( $file );
			}
			self::debug( '[Avatar] failed to get: ' . $error_message );
			return $url;
		}

// Save summary data
		self::save_summary(
			[
				'last_spent'   => time() - (int) $this->_summary['curr_request'],
				'last_request' => $this->_summary['curr_request'],
				'curr_request' => 0,
			]
		);

// Update/insert DB record
		$md5 = md5( $url );

$existed = $wpdb->query( // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
			$wpdb->prepare(
				'UPDATE `' . $this->_tb . '` SET dateline = %d WHERE md5 = %s', // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
				time(),
				$md5
			)
		);

if ( ! $existed ) {
			$wpdb->query( // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching
				$wpdb->prepare(
					'INSERT INTO `' . $this->_tb . '` (url, md5, dateline) VALUES (%s, %s, %d)', // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
					$url,
					$md5,
					time()
				)
			);
		}

self::debug( '[Avatar] saved avatar ' . $file );

return $this->_rewrite( $url );
	}

/**
	 * Handle all request actions from main cls.
	 *
	 * @since 3.0
	 * @access public
	 * @return void
	 */
	public function handler() {
		$type = Router::verify_type();

switch ( $type ) {
			case self::TYPE_GENERATE:
				self::cron( true );
				break;

default:
				break;
		}

Admin::redirect();
	}
}